ACCELEROMETER
An accelerometer (14) includes a metal housing (16) and at least one of an integrated piezoelectric sensor and an integrated electronic piezoelectric (IEPE) amplified sensor within the housing. A metal boot (36) extends from the housing ...

WO/2013/050752A1

VARIABLE CAPACITANCE ACCELEROMETER WITH MEANDERING FLEXURES
An accelerometer comprises a support (12), a proof mass (14) supported for movement relative to the support (12) by a plurality of mounting legs (16), a plurality of fixed capacitor fingers associated with the support (12) and a pluralit...

WO/2013/051068A1

INERTIAL SENSOR
In order to highly accurately control a gap between a movable portion (101) and a fixed electrode (201) in a sensor that detects an inertial force operating in the direction perpendicular to a substrate surface, the sensor has a structur...

WO/2013/048106A1

ACCELEROMETER
The accelerometer of the present application includes: a main body; a channel positioned in the main body and forming a predetermined movement space; a conductive droplet positioned in the movement space and moving in the movement space ...

ACCELERATION SENSOR CIRCUIT
An acceleration sensor circuit (1) comprises: an acceleration sensor (11) that has a first capacitor (C1) the capacitance of which varies in accordance with the position of a first movable electrode and a second capacitor (C2) the capaci...

WO/2013/047933A1

MEMS RESONANT ACCELEROMETER
Provided is a micro electro mechanical system (MEMS) resonant accelerometer. The MEMS resonant accelerometer according to the present invention comprises: a first inertial mass; a second inertial mass which is spaced at a predetermined d...

WO/2013/046955A1

MEMS SENSOR
The present invention has a signal-processing LSI in which is installed a temperature sensor for measuring the sensor temperature, and a MEMS sensor chip installed on the signal-processing LSI; the MEMS sensor chip being installed on the...

PIEZOELECTRIC VIBRATION SENSOR
The present invention provides a piezoelectric vibration sensor having a high degree of freedom in the vibration detection direction, and that is suitable for achieving a low profile. The piezoelectric vibration sensor is provided with a...

SURFACE CHARGE REDUCTION TECHNIQUE FOR CAPACITIVE SENSORS
A differential capacitive transducer system is disclosed that includes first and second capacitive cores (CA,CB) and a chopping system. The first core (CA) includes a first input (A) coupled to a first capacitor (C1A), a second input (B)...

READOUT CIRCUIT FOR SELF-BALANCING CAPACITOR BRIDGE
A capacitive transducer and a readout circuit for processing a signal from a capacitive transducer. The readout circuit includes a high gain circuit element, two summing amplifiers and two feedback path. The high gain circuit element gen...

WO/2013/027736A1

PIEZOELECTRIC VIBRATION SENSOR
A piezoelectric vibration sensor (1) is configured of a piezoelectric vibrator (2), a base (3), a potential difference measuring means (4), and a calculating means (5). The piezoelectric vibrator (2) is configured of a piezoelectric cera...

PIEZOELECTRIC VIBRATION SENSOR
This piezoelectric vibration sensor is provided with: a piezoelectric structural body, which includes a piezoelectric element firmly fixed to a metal plate; and a base that supports the piezoelectric structural body. In the piezoelectric...

WO/2013/027740A1

PIEZOELECTRIC VIBRATION SENSOR
This piezoelectric vibration sensor is provided with a piezoelectric structural body that includes a piezoelectric element, which is disposed in a package, and vibrates corresponding to external vibration. The piezoelectric vibration sen...

WO/2013/019333A1

SYSTEM-BASED MOTION DETECTION
Techniques for system-based motion detection is described, including a first accelerometer configured to detect a first acceleration associated with a system element, a second accelerometer configured to detect a second acceleration asso...

WO/2013/018942A1

METHOD AND APPARATUS FOR CALCULATING DEGREE OF FATIGUE
The present invention relates to a method for measuring a load and an apparatus for measuring a load from acceleration, speed, angular velocity, and an angle, which are measured from a moving object. The method for measuring a load, acco...

WO/2013/019510A1

MEMS FORCE SENSORS FABRICATED USING PAPER SUBSTRATES
MEMS devices fabricated using inexpensive substrate materials such as paper or fabric, are provided. Using paper as a substrate, low cost, simple to prepare, lightweight, disposable piezoresistive sensors, including accelerometers are pr...

WO/2013/015671A1

A PIEZORESISTIVE ACCELEROMETER
Disclosed is a force-balanced piezoresistive 3-axis accelerometer. An exemplary accelerometer (100) comprises a proof mass (104) which is coupled to a plurality of meanders (103), which further couple to a plurality of anchor pads (102) ...

WO/2013/014634A1

SWITCHING DEVICE
An acceleration responsive switching device formed as a micro- electromechanical systems (MEMS) device in which components are deposited and etched on and or above a substrate, comprising: a proof mass module comprising: at least one pro...

PENDULAR ACCELEROMETER
The present invention relates to a device (1) for measuring the acceleration of a moving body, said device (1) including: a pendulum (11) capable of oscillating about an instantaneous center of rotation (0); and a detection system capabl...

WO/2012/173254A1

ACTION DETECTION SENSOR
The present invention relates to an action detection sensor that is worn on a finger and detects an action of the finger, and includes: a base which is located on an upper part of the finger in a wearing state; a pair of arms which exten...

3 AXIS POLYMERIC ACCELEROMETER AND METHOD OF PRODUCTION
The present invention consists in a thermal accelerometer capable of detecting acceleration in multiple axes. The accelerometer is made of four microinjected polymeric parts (1, 2, 3, 4), which can be two identical top parts and two iden...

WO/2012/170252A3

IMPACT INDICATOR
According to one aspect of the present disclosure, a device and technique for impact detection is disclosed. The impact indicator includes a tube having a first fiuid and a second fluid disposed therein, wherein a viscosity of the second...

WO/2012/170253A2

IMPACT INDICATOR
According to one aspect of the present disclosure, a device and technique for impact detection is disclosed. The impact indicator includes a first member having a reservoir for holding an indicator fluid; and a second member couplable to...

WO/2012/170252A2

IMPACT INDICATOR
According to one aspect of the present disclosure, a device and technique for impact detection is disclosed. The impact indicator includes a tube having a first fiuid and a second fluid disposed therein, wherein a viscosity of the second...

WO/2012/170253A3

IMPACT INDICATOR
According to one aspect of the present disclosure, a device and technique for impact detection is disclosed. The impact indicator includes a first member having a reservoir for holding an indicator fluid; and a second member couplable to...

MEMS SENSOR
[Problem] An objective of this invention is to provide a MEMS sensor that is compact and capable of achieving greater sensitivity than before. [Solution] A movable electrode has a plurality of movable supports (50) disposed at intervals ...

WO/2012/161690A8

MEMS DEVICES SENSING BOTH ROTATION AND ACCELERATION
A MEMS device comprises a proof mass suspended above a substrate, one or more driving combs, and one or more sensing combs. During operation, a DC actuating potential in series with an AC modulation potential is applied to the proof mass...

WO/2012/161310A1

ACCELERATION SENSOR
Provided is a highly reliable acceleration sensor that is necessary to measure or detect vibration of an electronic apparatus having a mechanical drive source. The piezoelectric acceleration sensor includes: a vibrator that includes a pi...

WO/2012/159268A1

AN APPARATUS, METHOD, COMPUTER PROGRAM AND USER INTERFACE
A method, apparatus, computer program and user interface where the method comprises detecting a user input comprising an acceleration of an apparatus; and in response to the detecting of the user input comprising an acceleration, display...

WO/2012/161690A1

MEMS DEVICES SENSING BOTH ROTATION AND ACCELERATION
A MEMS device comprises a proof mass suspended above a substrate, one or more driving combs, and one or more sensing combs. During operation, a DC actuating potential in series with an AC modulation potential is applied to the proof mass...

BISTABLE FORCE AND/OR ACCELERATION SENSOR
A technique is provided for determining a force/acceleration acting on a proof mass of a bistable device. According to a first aspect of the invention, the location of a boundary of one of the stable configurations of the device is monit...

WO/2012/153439A1

ANGULAR ACCELERATION DETECTING ELEMENT
An angular acceleration detecting element (1) includes a rotating weight (2), a fixed part (4), a support beam (3), and a detection unit (5). The rotating weight (2) rotates around a (Z)-axis with respect to the fixed part (4) by the act...

WO/2012/151360A2

CALIBRATION APPARATUS, METHODS, AND APPLICATIONS
An inertial sensor calibration method and inertial sensor calibration apparatus. One or more diffraction patterns are generated by one or more fixed and/or moveable gratings (inertial sensors) illuminated by an atomically stabilized sour...

WO/2012/151360A3

CALIBRATION APPARATUS, METHODS, AND APPLICATIONS
An inertial sensor calibration method and inertial sensor calibration apparatus. One or more diffraction patterns are generated by one or more fixed and/or moveable gratings (inertial sensors) illuminated by an atomically stabilized sour...

WO/2012/151528A2

SENSING AND DERIVED INFORMATION CONVEYANCE
Devices, systems, and methods for sensing and derived information conveyance as disclosed. One electrical device includes an electronic circuit and executable instructions provided by at least one of: software stored in memory associated...